Cross Timbers Aquifer

Aquifer Facts

  • Aquifer type: confined and unconfined
  • Area of aquifer: 17,790 square miles
  • Proportion of aquifer with groundwater conservation districts: 21 percent
  • Number of counties containing the aquifer: 31


The Cross Timbers Aquifer is a minor aquifer located in north central Texas. The aquifer consists of four Paleozoic-age water-bearing formations including, from oldest to youngest, the Strawn, Canyon, Cisco, and Wichita groups. The aquifer is primarily composed of limestones, shales, and sandstones.


ID Date Type Description
GMR 19-01 9/20/2019 Groundwater Management Report Groundwater Conditions in the Cross Timbers Aquifer